Retaining Tool, valve timing Retaining Tool for holding, locking or supporting valve timing during service work Laser Tools "7819" - Not availableBMW - 3 (F30, F80), 5, 1, 4 (F32, F33, F82), 2, X3, X5, X1, X6, X4, 6, 7, Z4; ALPINA - B4, B3